9 // First 5 fields accessed directly by compiler. See basis/vm/vm.factor
14 /* Spare context -- for callbacks */
17 /* New objects are allocated here */
18 nursery_space nursery;
20 /* Add this to a shifted address to compute write barrier offsets */
24 /* Various special objects, accessed by special-object and
25 set-special-object primitives */
26 cell special_objects[special_object_count];
28 /* Data stack and retain stack sizes */
29 cell datastack_size, retainstack_size, callstack_size;
31 /* Stack of callback IDs */
32 std::vector<int> callback_ids;
34 /* Next callback ID */
37 /* Pooling unused contexts to make context allocation cheaper */
38 std::vector<context *> unused_contexts;
40 /* Active contexts, for tracing by the GC */
41 std::set<context *> active_contexts;
43 /* Canonical truth value. In Factor, 't' */
46 /* External entry points */
47 c_to_factor_func_type c_to_factor_func;
49 /* Is call counting enabled? */
52 /* Global variables used to pass fault handler state from signal handler to
55 cell signal_fault_addr;
56 unsigned int signal_fpu_status;
57 stack_frame *signal_callstack_top;
59 /* GC is off during heap walking */
68 /* Pinned callback stubs */
69 callback_heap *callbacks;
71 /* Only set if we're performing a GC */
75 std::vector<cell> mark_stack;
77 /* If not NULL, we push GC events here */
78 std::vector<gc_event> *gc_events;
80 /* If a runtime function needs to call another function which potentially
81 allocates memory, it must wrap any references to the data and code
82 heaps with data_root and code_root smart pointers, which register
83 themselves here. See data_roots.hpp and code_roots.hpp */
84 std::vector<data_root_range> data_roots;
85 std::vector<cell> bignum_roots;
86 std::vector<code_root *> code_roots;
92 /* Canonical bignums */
97 /* Method dispatch statistics */
98 dispatch_statistics dispatch_stats;
100 /* Number of entries in a polymorphic inline cache */
103 /* Incrementing object counter for identity hashing */
106 /* Sanity check to ensure that monotonic counter doesn't
110 /* Stack for signal handlers, only used on Unix */
111 segment *signal_callstack_seg;
114 context *new_context();
115 void init_context(context *ctx);
116 void delete_context(context *old_context);
117 void init_contexts(cell datastack_size_, cell retainstack_size_, cell callstack_size_);
118 void delete_contexts();
119 cell begin_callback(cell quot);
121 void primitive_current_callback();
122 void primitive_context_object();
123 void primitive_context_object_for();
124 void primitive_set_context_object();
125 cell stack_to_array(cell bottom, cell top);
126 cell datastack_to_array(context *ctx);
127 void primitive_datastack();
128 void primitive_datastack_for();
129 cell retainstack_to_array(context *ctx);
130 void primitive_retainstack();
131 void primitive_retainstack_for();
132 cell array_to_stack(array *array, cell bottom);
133 void set_datastack(context *ctx, array *array);
134 void primitive_set_datastack();
135 void set_retainstack(context *ctx, array *array);
136 void primitive_set_retainstack();
137 void primitive_check_datastack();
138 void primitive_load_locals();
140 template<typename Iterator> void iterate_active_callstacks(Iterator &iter)
142 std::set<context *>::const_iterator begin = active_contexts.begin();
143 std::set<context *>::const_iterator end = active_contexts.end();
144 while(begin != end) iterate_callstack(*begin++,iter);
148 void primitive_exit();
149 void primitive_nano_count();
150 void primitive_sleep();
151 void primitive_set_slot();
154 void primitive_special_object();
155 void primitive_set_special_object();
156 void primitive_identity_hashcode();
157 void compute_identity_hashcode(object *obj);
158 void primitive_compute_identity_hashcode();
159 cell object_size(cell tagged);
160 cell clone_object(cell obj_);
161 void primitive_clone();
162 void primitive_become();
165 void init_profiler();
166 code_block *compile_profiling_stub(cell word_);
167 void set_profiling(bool profiling);
168 void primitive_profiling();
171 void throw_error(cell error, stack_frame *stack);
172 void general_error(vm_error_type error, cell arg1, cell arg2, stack_frame *stack);
173 void general_error(vm_error_type error, cell arg1, cell arg2);
174 void type_error(cell type, cell tagged);
175 void not_implemented_error();
176 void memory_protection_error(cell addr, stack_frame *stack);
177 void signal_error(cell signal, stack_frame *stack);
178 void divide_by_zero_error();
179 void fp_trap_error(unsigned int fpu_status, stack_frame *stack);
180 void primitive_unimplemented();
181 void memory_signal_handler_impl();
182 void misc_signal_handler_impl();
183 void fp_signal_handler_impl();
186 int bignum_equal_p(bignum * x, bignum * y);
187 enum bignum_comparison bignum_compare(bignum * x, bignum * y);
188 bignum *bignum_add(bignum * x, bignum * y);
189 bignum *bignum_subtract(bignum * x, bignum * y);
190 bignum *bignum_multiply(bignum * x, bignum * y);
191 void bignum_divide(bignum * numerator, bignum * denominator, bignum * * quotient, bignum * * remainder);
192 bignum *bignum_quotient(bignum * numerator, bignum * denominator);
193 bignum *bignum_remainder(bignum * numerator, bignum * denominator);
194 cell bignum_to_cell(bignum * bignum);
195 fixnum bignum_to_fixnum(bignum * bignum);
196 s64 bignum_to_long_long(bignum * bignum);
197 u64 bignum_to_ulong_long(bignum * bignum);
198 double bignum_to_double(bignum * bignum);
199 bignum *double_to_bignum(double x);
200 int bignum_equal_p_unsigned(bignum * x, bignum * y);
201 enum bignum_comparison bignum_compare_unsigned(bignum * x, bignum * y);
202 bignum *bignum_add_unsigned(bignum * x, bignum * y, int negative_p);
203 bignum *bignum_subtract_unsigned(bignum * x, bignum * y);
204 bignum *bignum_multiply_unsigned(bignum * x, bignum * y, int negative_p);
205 bignum *bignum_multiply_unsigned_small_factor(bignum * x, bignum_digit_type y,int negative_p);
206 void bignum_destructive_add(bignum * bignum, bignum_digit_type n);
207 void bignum_destructive_scale_up(bignum * bignum, bignum_digit_type factor);
208 void bignum_divide_unsigned_large_denominator(bignum * numerator, bignum * denominator,
209 bignum * * quotient, bignum * * remainder, int q_negative_p, int r_negative_p);
210 void bignum_divide_unsigned_normalized(bignum * u, bignum * v, bignum * q);
211 bignum_digit_type bignum_divide_subtract(bignum_digit_type * v_start, bignum_digit_type * v_end,
212 bignum_digit_type guess, bignum_digit_type * u_start);
213 void bignum_divide_unsigned_medium_denominator(bignum * numerator,bignum_digit_type denominator,
214 bignum * * quotient, bignum * * remainder,int q_negative_p, int r_negative_p);
215 void bignum_destructive_normalization(bignum * source, bignum * target, int shift_left);
216 void bignum_destructive_unnormalization(bignum * bignum, int shift_right);
217 bignum_digit_type bignum_digit_divide(bignum_digit_type uh, bignum_digit_type ul,
218 bignum_digit_type v, bignum_digit_type * q) /* return value */;
219 bignum_digit_type bignum_digit_divide_subtract(bignum_digit_type v1, bignum_digit_type v2,
220 bignum_digit_type guess, bignum_digit_type * u);
221 void bignum_divide_unsigned_small_denominator(bignum * numerator, bignum_digit_type denominator,
222 bignum * * quotient, bignum * * remainder,int q_negative_p, int r_negative_p);
223 bignum_digit_type bignum_destructive_scale_down(bignum * bignum, bignum_digit_type denominator);
224 bignum * bignum_remainder_unsigned_small_denominator(bignum * n, bignum_digit_type d, int negative_p);
225 bignum *bignum_digit_to_bignum(bignum_digit_type digit, int negative_p);
226 bignum *allot_bignum(bignum_length_type length, int negative_p);
227 bignum * allot_bignum_zeroed(bignum_length_type length, int negative_p);
228 bignum *bignum_shorten_length(bignum * bignum, bignum_length_type length);
229 bignum *bignum_trim(bignum * bignum);
230 bignum *bignum_new_sign(bignum * x, int negative_p);
231 bignum *bignum_maybe_new_sign(bignum * x, int negative_p);
232 void bignum_destructive_copy(bignum * source, bignum * target);
233 bignum *bignum_bitwise_not(bignum * x);
234 bignum *bignum_arithmetic_shift(bignum * arg1, fixnum n);
235 bignum *bignum_bitwise_and(bignum * arg1, bignum * arg2);
236 bignum *bignum_bitwise_ior(bignum * arg1, bignum * arg2);
237 bignum *bignum_bitwise_xor(bignum * arg1, bignum * arg2);
238 bignum *bignum_magnitude_ash(bignum * arg1, fixnum n);
239 bignum *bignum_pospos_bitwise_op(int op, bignum * arg1, bignum * arg2);
240 bignum *bignum_posneg_bitwise_op(int op, bignum * arg1, bignum * arg2);
241 bignum *bignum_negneg_bitwise_op(int op, bignum * arg1, bignum * arg2);
242 void bignum_negate_magnitude(bignum * arg);
243 bignum *bignum_integer_length(bignum * x);
244 int bignum_logbitp(int shift, bignum * arg);
245 int bignum_unsigned_logbitp(int shift, bignum * bignum);
246 bignum *digit_stream_to_bignum(unsigned int n_digits, unsigned int (*producer)(unsigned int, factor_vm *), unsigned int radix, int negative_p);
249 void init_card_decks();
250 void set_data_heap(data_heap *data_);
251 void init_data_heap(cell young_size, cell aging_size, cell tenured_size);
252 void primitive_size();
253 data_heap_room data_room();
254 void primitive_data_room();
257 cell instances(cell type);
258 void primitive_all_instances();
260 template<typename Generation, typename Iterator>
261 inline void each_object(Generation *gen, Iterator &iterator)
263 cell obj = gen->first_object();
266 iterator((object *)obj);
267 obj = gen->next_object_after(obj);
271 template<typename Iterator> inline void each_object(Iterator &iterator)
275 each_object(data->tenured,iterator);
276 each_object(data->aging,iterator);
277 each_object(data->nursery,iterator);
282 /* the write barrier must be called any time we are potentially storing a
283 pointer from an older generation to a younger one */
284 inline void write_barrier(cell *slot_ptr)
286 *(char *)(cards_offset + ((cell)slot_ptr >> card_bits)) = card_mark_mask;
287 *(char *)(decks_offset + ((cell)slot_ptr >> deck_bits)) = card_mark_mask;
290 inline void write_barrier(object *obj, cell size)
292 cell start = (cell)obj & (~card_size + 1);
293 cell end = ((cell)obj + size + card_size - 1) & (~card_size + 1);
295 for(cell offset = start; offset < end; offset += card_size)
296 write_barrier((cell *)offset);
300 void check_data_heap();
304 void start_gc_again();
305 void update_code_heap_for_minor_gc(std::set<code_block *> *remembered_set);
306 void collect_nursery();
307 void collect_aging();
308 void collect_to_tenured();
309 void update_code_roots_for_sweep();
310 void update_code_roots_for_compaction();
311 void collect_mark_impl(bool trace_contexts_p);
312 void collect_sweep_impl();
313 void collect_full(bool trace_contexts_p);
314 void collect_compact_impl(bool trace_contexts_p);
315 void collect_compact_code_impl(bool trace_contexts_p);
316 void collect_compact(bool trace_contexts_p);
317 void collect_growing_heap(cell requested_bytes, bool trace_contexts_p);
318 void gc(gc_op op, cell requested_bytes, bool trace_contexts_p);
319 void scrub_context(context *ctx);
320 void scrub_contexts();
321 void primitive_minor_gc();
322 void primitive_full_gc();
323 void primitive_compact_gc();
324 void primitive_enable_gc_events();
325 void primitive_disable_gc_events();
326 object *allot_object(cell type, cell size);
327 object *allot_large_object(cell type, cell size);
329 template<typename Type> Type *allot(cell size)
331 return (Type *)allot_object(Type::type_number,size);
334 inline void check_data_pointer(object *pointer)
337 if(!(current_gc && current_gc->op == collect_growing_heap_op))
339 assert((cell)pointer >= data->seg->start
340 && (cell)pointer < data->seg->end);
346 template<typename Array> Array *allot_uninitialized_array(cell capacity);
347 template<typename Array> bool reallot_array_in_place_p(Array *array, cell capacity);
348 template<typename Array> Array *reallot_array(Array *array_, cell capacity);
351 void print_chars(string* str);
352 void print_word(word* word, cell nesting);
353 void print_factor_string(string* str);
354 void print_array(array* array, cell nesting);
355 void print_tuple(tuple *tuple, cell nesting);
356 void print_nested_obj(cell obj, fixnum nesting);
357 void print_obj(cell obj);
358 void print_objects(cell *start, cell *end);
359 void print_datastack();
360 void print_retainstack();
361 void print_callstack();
362 void dump_cell(cell x);
363 void dump_memory(cell from, cell to);
364 template<typename Generation> void dump_generation(const char *name, Generation *gen);
365 void dump_generations();
366 void dump_objects(cell type);
367 void find_data_references_step(cell *scan);
368 void find_data_references(cell look_for_);
369 void dump_code_heap();
371 void primitive_die();
374 inline void set_array_nth(array *array, cell slot, cell value);
375 array *allot_array(cell capacity, cell fill_);
376 void primitive_array();
377 cell allot_array_1(cell obj_);
378 cell allot_array_2(cell v1_, cell v2_);
379 cell allot_array_4(cell v1_, cell v2_, cell v3_, cell v4_);
380 void primitive_resize_array();
381 cell std_vector_to_array(std::vector<cell> &elements);
384 string *allot_string_internal(cell capacity);
385 void fill_string(string *str_, cell start, cell capacity, cell fill);
386 string *allot_string(cell capacity, cell fill);
387 void primitive_string();
388 bool reallot_string_in_place_p(string *str, cell capacity);
389 string* reallot_string(string *str_, cell capacity);
390 void primitive_resize_string();
391 void primitive_set_string_nth_fast();
394 cell tag_boolean(cell untagged)
396 return (untagged ? true_object : false_object);
400 byte_array *allot_byte_array(cell size);
401 void primitive_byte_array();
402 void primitive_uninitialized_byte_array();
403 void primitive_resize_byte_array();
405 template<typename Type> byte_array *byte_array_from_value(Type *value);
408 void primitive_tuple();
409 void primitive_tuple_boa();
412 word *allot_word(cell name_, cell vocab_, cell hashcode_);
413 void primitive_word();
414 void primitive_word_code();
415 void update_word_entry_point(word *w_);
416 void primitive_optimized_p();
417 void primitive_wrapper();
418 void jit_compile_word(cell word_, cell def_, bool relocating);
419 cell find_all_words();
420 void compile_all_words();
423 void primitive_bignum_to_fixnum();
424 void primitive_float_to_fixnum();
425 void primitive_fixnum_divint();
426 void primitive_fixnum_divmod();
427 bignum *fixnum_to_bignum(fixnum);
428 bignum *cell_to_bignum(cell);
429 bignum *long_long_to_bignum(s64 n);
430 bignum *ulong_long_to_bignum(u64 n);
431 inline fixnum sign_mask(fixnum x);
432 inline fixnum branchless_max(fixnum x, fixnum y);
433 inline fixnum branchless_abs(fixnum x);
434 void primitive_fixnum_shift();
435 void primitive_fixnum_to_bignum();
436 void primitive_float_to_bignum();
437 void primitive_bignum_eq();
438 void primitive_bignum_add();
439 void primitive_bignum_subtract();
440 void primitive_bignum_multiply();
441 void primitive_bignum_divint();
442 void primitive_bignum_divmod();
443 void primitive_bignum_mod();
444 void primitive_bignum_and();
445 void primitive_bignum_or();
446 void primitive_bignum_xor();
447 void primitive_bignum_shift();
448 void primitive_bignum_less();
449 void primitive_bignum_lesseq();
450 void primitive_bignum_greater();
451 void primitive_bignum_greatereq();
452 void primitive_bignum_not();
453 void primitive_bignum_bitp();
454 void primitive_bignum_log2();
455 unsigned int bignum_producer(unsigned int digit);
456 void primitive_byte_array_to_bignum();
457 inline cell unbox_array_size();
458 cell unbox_array_size_slow();
459 void primitive_fixnum_to_float();
460 void primitive_bignum_to_float();
461 void primitive_format_float();
462 void primitive_float_eq();
463 void primitive_float_add();
464 void primitive_float_subtract();
465 void primitive_float_multiply();
466 void primitive_float_divfloat();
467 void primitive_float_mod();
468 void primitive_float_less();
469 void primitive_float_lesseq();
470 void primitive_float_greater();
471 void primitive_float_greatereq();
472 void primitive_float_bits();
473 void primitive_bits_float();
474 void primitive_double_bits();
475 void primitive_bits_double();
476 fixnum to_fixnum(cell tagged);
477 cell to_cell(cell tagged);
478 cell from_signed_8(s64 n);
479 s64 to_signed_8(cell obj);
480 cell from_unsigned_8(u64 n);
481 u64 to_unsigned_8(cell obj);
482 float to_float(cell value);
483 double to_double(cell value);
484 inline void overflow_fixnum_add(fixnum x, fixnum y);
485 inline void overflow_fixnum_subtract(fixnum x, fixnum y);
486 inline void overflow_fixnum_multiply(fixnum x, fixnum y);
487 inline cell from_signed_cell(fixnum x);
488 inline cell from_unsigned_cell(cell x);
489 inline cell allot_float(double n);
490 inline bignum *float_to_bignum(cell tagged);
491 inline double bignum_to_float(cell tagged);
492 inline double untag_float(cell tagged);
493 inline double untag_float_check(cell tagged);
494 inline fixnum float_to_fixnum(cell tagged);
495 inline double fixnum_to_float(cell tagged);
498 template<typename Type> Type *untag_check(cell value);
503 FILE* safe_fopen(char *filename, char *mode);
504 int safe_fgetc(FILE *stream);
505 size_t safe_fread(void *ptr, size_t size, size_t nitems, FILE *stream);
506 void safe_fputc(int c, FILE* stream);
507 size_t safe_fwrite(void *ptr, size_t size, size_t nitems, FILE *stream);
508 int safe_ftell(FILE *stream);
509 void safe_fseek(FILE *stream, off_t offset, int whence);
510 void safe_fflush(FILE *stream);
511 void safe_fclose(FILE *stream);
512 void primitive_fopen();
513 FILE *pop_file_handle();
514 void primitive_fgetc();
515 void primitive_fread();
516 void primitive_fputc();
517 void primitive_fwrite();
518 void primitive_ftell();
519 void primitive_fseek();
520 void primitive_fflush();
521 void primitive_fclose();
524 cell compute_entry_point_address(cell obj);
525 cell compute_entry_point_pic_address(word *w, cell tagged_quot);
526 cell compute_entry_point_pic_address(cell w_);
527 cell compute_entry_point_pic_tail_address(cell w_);
528 cell code_block_owner(code_block *compiled);
529 void update_word_references(code_block *compiled, bool reset_inline_caches);
530 void undefined_symbol();
531 cell compute_dlsym_address(array *literals, cell index);
532 cell compute_vm_address(cell arg);
533 void store_external_address(instruction_operand op);
534 cell compute_here_address(cell arg, cell offset, code_block *compiled);
535 void initialize_code_block(code_block *compiled, cell literals);
536 void initialize_code_block(code_block *compiled);
537 void fixup_labels(array *labels, code_block *compiled);
538 code_block *allot_code_block(cell size, code_block_type type);
539 code_block *add_code_block(code_block_type type, cell code_, cell labels_, cell owner_, cell relocation_, cell parameters_, cell literals_);
542 inline void check_code_pointer(cell ptr) { }
544 template<typename Iterator> void each_code_block(Iterator &iter)
546 code->allocator->iterate(iter);
549 void init_code_heap(cell size);
550 bool in_code_heap_p(cell ptr);
551 void update_code_heap_words(bool reset_inline_caches);
552 void initialize_code_blocks();
553 void primitive_modify_code_heap();
554 code_heap_room code_room();
555 void primitive_code_room();
556 void primitive_strip_stack_traces();
558 void primitive_code_blocks();
561 void init_callbacks(cell size);
562 void primitive_callback();
565 void init_objects(image_header *h);
566 void load_data_heap(FILE *file, image_header *h, vm_parameters *p);
567 void load_code_heap(FILE *file, image_header *h, vm_parameters *p);
568 bool save_image(const vm_char *saving_filename, const vm_char *filename);
569 void primitive_save_image();
570 void primitive_save_image_and_exit();
571 void fixup_data(cell data_offset, cell code_offset);
572 void fixup_code(cell data_offset, cell code_offset);
573 void load_image(vm_parameters *p);
576 template<typename Iterator> void iterate_callstack_object(callstack *stack_, Iterator &iterator);
577 void check_frame(stack_frame *frame);
578 callstack *allot_callstack(cell size);
579 stack_frame *fix_callstack_top(stack_frame *top);
580 stack_frame *second_from_top_stack_frame(context *ctx);
581 cell capture_callstack(context *ctx);
582 void primitive_callstack();
583 void primitive_callstack_for();
584 code_block *frame_code(stack_frame *frame);
585 code_block_type frame_type(stack_frame *frame);
586 cell frame_executing(stack_frame *frame);
587 cell frame_executing_quot(stack_frame *frame);
588 stack_frame *frame_successor(stack_frame *frame);
589 cell frame_scan(stack_frame *frame);
590 cell frame_offset(stack_frame *frame);
591 void set_frame_offset(stack_frame *frame, cell offset);
592 void primitive_callstack_to_array();
593 stack_frame *innermost_stack_frame(callstack *stack);
594 void primitive_innermost_stack_frame_executing();
595 void primitive_innermost_stack_frame_scan();
596 void primitive_set_innermost_stack_frame_quot();
597 void primitive_callstack_bounds();
598 template<typename Iterator> void iterate_callstack(context *ctx, Iterator &iterator);
601 char *pinned_alien_offset(cell obj);
602 cell allot_alien(cell delegate_, cell displacement);
603 cell allot_alien(void *address);
604 void primitive_displaced_alien();
605 void primitive_alien_address();
606 void *alien_pointer();
607 void primitive_dlopen();
608 void primitive_dlsym();
609 void primitive_dlclose();
610 void primitive_dll_validp();
611 char *alien_offset(cell obj);
614 void primitive_jit_compile();
615 code_block *lazy_jit_compile_block();
616 void primitive_array_to_quotation();
617 void primitive_quotation_code();
618 void set_quot_entry_point(quotation *quot, code_block *code);
619 code_block *jit_compile_quot(cell owner_, cell quot_, bool relocating);
620 void jit_compile_quot(cell quot_, bool relocating);
621 fixnum quot_code_offset_to_scan(cell quot_, cell offset);
622 cell lazy_jit_compile(cell quot);
623 bool quot_compiled_p(quotation *quot);
624 void primitive_quot_compiled_p();
625 cell find_all_quotations();
626 void initialize_all_quotations();
629 cell search_lookup_alist(cell table, cell klass);
630 cell search_lookup_hash(cell table, cell klass, cell hashcode);
631 cell nth_superclass(tuple_layout *layout, fixnum echelon);
632 cell nth_hashcode(tuple_layout *layout, fixnum echelon);
633 cell lookup_tuple_method(cell obj, cell methods);
634 cell lookup_method(cell obj, cell methods);
635 void primitive_lookup_method();
636 cell object_class(cell obj);
637 cell method_cache_hashcode(cell klass, array *array);
638 void update_method_cache(cell cache, cell klass, cell method);
639 void primitive_mega_cache_miss();
640 void primitive_reset_dispatch_stats();
641 void primitive_dispatch_stats();
644 void init_inline_caching(int max_size);
645 void deallocate_inline_cache(cell return_address);
646 cell determine_inline_cache_type(array *cache_entries);
647 void update_pic_count(cell type);
648 code_block *compile_inline_cache(fixnum index,cell generic_word_,cell methods_,cell cache_entries_,bool tail_call_p);
649 void *megamorphic_call_stub(cell generic_word);
650 cell inline_cache_size(cell cache_entries);
651 cell add_inline_cache_entry(cell cache_entries_, cell klass_, cell method_);
652 void update_pic_transitions(cell pic_size);
653 void *inline_cache_miss(cell return_address);
656 void c_to_factor(cell quot);
657 void unwind_native_frames(cell quot, stack_frame *to);
660 void default_parameters(vm_parameters *p);
661 bool factor_arg(const vm_char *str, const vm_char *arg, cell *value);
662 void init_parameters_from_args(vm_parameters *p, int argc, vm_char **argv);
663 void prepare_boot_image();
664 void init_factor(vm_parameters *p);
665 void pass_args_to_factor(int argc, vm_char **argv);
666 void start_factor(vm_parameters *p);
668 void start_embedded_factor(vm_parameters *p);
669 void start_standalone_factor(int argc, vm_char **argv);
670 char *factor_eval_string(char *string);
671 void factor_eval_free(char *result);
673 void factor_sleep(long us);
676 void primitive_existsp();
677 void move_file(const vm_char *path1, const vm_char *path2);
679 void ffi_dlopen(dll *dll);
680 void *ffi_dlsym(dll *dll, symbol_char *symbol);
681 void ffi_dlclose(dll *dll);
682 void c_to_factor_toplevel(cell quot);
687 const vm_char *vm_executable_path();
688 const vm_char *default_image_path();
689 void windows_image_path(vm_char *full_path, vm_char *temp_path, unsigned int length);
690 BOOL windows_stat(vm_char *path);
694 LONG exception_handler(PEXCEPTION_RECORD e, void *frame, PCONTEXT c, void *dispatch);
698 void dispatch_signal(void *uap, void (handler)());
699 void unix_init_signals();
703 void call_fault_handler(exception_type_t exception, exception_data_type_t code, MACH_EXC_STATE_TYPE *exc_state, MACH_THREAD_STATE_TYPE *thread_state, MACH_FLOAT_STATE_TYPE *float_state);